panetta. senator ben cardin talks to employees at the national institutes of health. >> first lady helen taft on discussing politics. >> i had always had the satisfaction of knowing almost as much he about the politics and intricacies of any situation. i think any woman can discuss with her husband topics of national interest. i became familiar with more than politics. >> helen taft, whose husband, william howard taft, was the only man to serve as president and supreme court justice. c-span is new original series, first ladies, image and influence. produced with the white house historical association, sees in one begins presidents' day, february 18, and 9:00 p.m. eastern and pacific on c-span, c-span radio, and c-span.org. >> former president bill clinton discussed the issues of jobs, immigration, health care, and gun-control. he is introduced by maryland congressman steny hoyer. >> i understand the next speaker does not need an introduction. but then i would not have anything to say. so you know -- thank you, thank you, thank you. for over 20 years, bill clinton has been a determined ev